Rec 02 Posterior shoulder, suboccipital

suboccipital nerve

innervates: rectus capitis posterior major & minor, obliquus capitis superior & inferior

rectus capitis posterior major I, O, innervation

• occipital bone

• SP axis (C2)

• suboccipital nerve

rectus capitis posterior minor I, O, innervation

• occipital bone

• arch of atlas (C1)

• suboccipital nerve

obliquus capitis superior I, O, innervation

• occipital bone

• TP atlas (C1)

• suboccipital nerve

obliquus capitis inferior I, O, innvervation

• TP atlas (C1)

• SP axis (C2)

• suboccipital nerve

deltoid I:

deltoid tuberosity of humorous (right next to insertion of latissimus)

deltoid O:

acromion & spine of scapula

deltoid innervation:

axillary nerve

axillary nerve

• innervates deltoid & teres minor

• runs through quadrangular space

teres major O:

inferior arch of scapula

teres major I:

lesser tubercle of humerous

teres major innervation:

lower subscapular nerve

subscapular nerve

• innervates teres major & subscapularis

• comes off of brachial plexus

rotator cuff muscles

• stabilize

  • SITS

supraspinatus O:

supraspinous fossa of scapula

supraspinatus I:

greater tubercle of humerous

supraspinatus innervation

suprascapular nerve

infraspinatus O:

infraspinous fossa of scapula

infraspinatus I:

greater tubercle of humerous

infraspinatus innervation

suprascapular nerve

suprascapular nerve

innervates supra- and infraspinatus

teres minor O:

lateral border of scapula

teres minor I:

inferior facet of greater tubercle of humerus

teres minor innervation:

axillary nervea

axillary

innervates deltoid & teres minor

subscapualris O:

subscapular fossa

subscapularis I:

lesser tubercle of humerus

subscapularis innervation:

upper and lower subscapular nerve

brachial plexus